Max Power 40 w BTL 4CH Audio Power IC Max Power 40 w BTL 】 4CH Audio Power IC Max Power 40 w BTL x 4CH Audio Power IC RAC15-TA(-E)(-ST) Series - Powerline Regulated AC-DC Converters; Output voltage (vdc): 5v; Auxilary voltage (vdc): 12v; Features: Compact AC-DC Power